ICS8530DY IDT, Integrated Device Technology Inc, ICS8530DY Datasheet - Page 8

• Manufacturer Part Number: ICS8530DY
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of ICS8530DY

• Number Of Outputs: 32
• Operating Supply Voltage (max): 3.465V
• Operating Temp Range: 0C to 70C
• Propagation Delay Time: 2ns
• Operating Supply Voltage (min): 3.135V
• Mounting: Surface Mount
• Pin Count: 48
• Operating Supply Voltage (typ): 3.3V
• Package Type: LQFP
• Duty Cycle: 53%
• Operating Temperature Classification: Commercial
• Lead Free Status / Rohs Status: Not Compliant

ICS8530 Data Sheet
Differential Clock Input Interface
The CLK /nCLK accepts LVDS, LVPECL, LVHSTL, SSTL, HCSL and
other differential signals. Both V
V
for the CLK/nCLK input driven by the most common driver types. The
input interfaces suggested here are examples only. Please consult
Figure 2A. CLK/nCLK Input
Figure 2C. CLK/nCLK Input
Figure 2E. CLK/nCLK Input
ICS8530DY REVISION E SEPTEMBER 15, 2010
CMR
input requirements. Figures 2A to 2F show interface examples
3.3V
3.3V
1.8V
HCSL
LVPECL
*Optional – R3 and R4 can be 0Ω
LVHSTL
IDT
LVHSTL Driver
Driven by an IDT LVHSTL Driver
Driven by a 3.3V LVPECL Driver
Driven by a 3.3V HCSL Driver
*R3
*R4
Zo = 50Ω
Zo = 50Ω
Zo = 50Ω
Zo = 50Ω
33Ω
33Ω
Zo = 50Ω
Zo = 50Ω
SWING
R3
125Ω
R1
50Ω
3.3V
R1
84Ω
and V
R1
50Ω
R4
125Ω
R2
50Ω
R2
84Ω
OH
R2
50Ω
must meet the V
CLK
nCLK
CLK
nCLK
CLK
nCLK
3.3V
3.3V
3.3V
Differential
Input
Differential
Input
Differential
Input
PP
and
8
with the vendor of the driver component to confirm the driver
termination requirements. For example in Figure 2A, the input
termination applies for IDT LVHSTL drivers. If you are using an
LVHSTL driver from another vendor, use their termination
recommendation.
Figure 2B. CLK/nCLK Input
Figure 2D. CLK/nCLK Input
Figure 2F. CLK/nCLK Input Driven by a 2.5V SSTL Driver
LOW SKEW, 1-TO-16, DIFFERENTIAL-TO-2.5V LVPECL FANOUT BUFFER
2.5V
3.3V
3.3V
LVDS
SSTL
LVPECL
Driven by a 3.3V LVPECL Driver
Driven by a 3.3V LVDS Driver
Zo = 60Ω
Zo = 60Ω
Zo = 50Ω
Zo = 50Ω
Zo = 50Ω
Zo = 50Ω
©2010 Integrated Device Technology, Inc.
R3
120Ω
2.5V
R1
120Ω
R1
50Ω
R2
50Ω
R4
120Ω
R2
120Ω
R1
100Ω
R2
50Ω
CLK
nCLK
CLK
nCLK
CLK
nCLK
3.3V
3.3V
3.3V
Differential
Input
Receiver
Differential
Input